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(11)

EP 2 656 038 A1

(12)

(43) Date of publication: 30.10.2013 Bulletin 2013/44 (21) Application number: 11808205.6 (22) Date of filing: 22.12.2011

(51) International Patent Classification (IPC):  G01L 5/24(2006.01) B25B 23/14(2006.01) G01M 13/02(2006.01) B23P 19/06(2006.01) G01B 21/24(2006.01) (86) International application number: PCT/EP2011/073808 (87) International publication number: WO 2012/085213 (28.06.2012 Gazette 2012/26)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.12.2010 US 201061426089 P 20.12.2011 US 201113331368 (71) Applicant: Aktiebolaget SKF (publ) 415 50 Göteborg (SE)	(72) Inventor: VIETSCH, Jan Willem Karel NL-3439 MT Nieuwegein (NL) (74) Representative: Burö, Sven Peter et al Kelvinbaan 16 3439MT Nieuwegein 3439MT Nieuwegein (NL)